Cisco WebEx Meetings Server 'robots.txt' Information Disclosure Vulnerability

# SPDX-FileCopyrightText: 2017 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

CPE = "cpe:/a:cisco:webex_meetings_server";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.811043");
  script_version("2023-07-14T16:09:27+0000");
  script_cve_id("CVE-2017-6651");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
  script_tag(name:"last_modification", value:"2023-07-14 16:09:27 +0000 (Fri, 14 Jul 2023)");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2017-07-08 01:29:00 +0000 (Sat, 08 Jul 2017)");
  script_tag(name:"creation_date", value:"2017-05-16 13:24:42 +0530 (Tue, 16 May 2017)");
  script_name("Cisco WebEx Meetings Server 'robots.txt' Information Disclosure Vulnerability");

  script_tag(name:"summary", value:"Cisco WebEx Meetings Server is prone to an information disclosure vulnerability.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"The flaw exists due to an incomplete
  configuration of the 'robots.txt' file on customer-hosted WebEx solutions and
  occurs when the Short URL functionality is not activated.");

  script_tag(name:"impact", value:"Successfully exploiting this issue could allow
  the attacker to obtain scheduled meeting information and potentially allow the
  attacker to attend scheduled, customer meetings.");

  script_tag(name:"affected", value:"Cisco WebEx Meetings Server versions 2.5, 2.6, 2.7 or 2.8.");

  script_tag(name:"solution", value:"See the referenced vendor advisory for a solution.");

  script_tag(name:"qod_type", value:"remote_banner_unreliable");
  script_tag(name:"solution_type", value:"VendorFix");

  script_xref(name:"URL", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCve25950");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/98387");
  script_xref(name:"URL", value:"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170510-cwms");

  script_copyright("Copyright (C) 2017 Greenbone AG");
  script_category(ACT_GATHER_INFO);
  script_family("CISCO");
  script_dependencies("gb_cisco_webex_meetings_server_detect.nasl");
  script_mandatory_keys("cisco/webex/meetings_server/detected");

  exit(0);
}

include("version_func.inc");
include("host_details.inc");

if (!port = get_app_port(cpe: CPE))
  exit(0);

if (!version = get_app_version(cpe: CPE, port: port))
  exit(0);

if (version_is_less_equal(version: version, test_version: "2.8")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "See references");
  security_message(port: port, data: report);
  exit(0);
}

exit(0);